Files
DRAMSys/extensions/apps/traceAnalyzer/businessObjects/dramTimeDependencies/dbEntries/specialized/LPDDR5dbphaseentry.cpp
2023-08-29 09:26:25 +02:00

84 lines
3.9 KiB
C++

/*
* Copyright (c) 2022, RPTU Kaiserslautern-Landau
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* 3. Neither the name of the copyright holder nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER
* OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* Authors:
* Iron Prando da Silva
*/
#include "LPDDR5dbphaseentry.h"
LPDDR5DBPhaseEntry::LPDDR5DBPhaseEntry(const QSqlQuery& query)
{
id = query.value(0).toLongLong();
phaseName = StringMapper(query.value(1).toString());
phaseBegin = query.value(2).toLongLong();
phaseEnd = query.value(3).toLongLong();
transact = query.value(4).toLongLong();
tBank = query.value(5).toLongLong();
tBankgroup = query.value(6).toLongLong();
tRank = query.value(7).toLongLong();
tBurstLength = query.value(8).toLongLong();
}
bool LPDDR5DBPhaseEntry::potentialDependency(const TimeDependency& dep,
const std::shared_ptr<DBPhaseEntryBase> otherPhase)
{
auto other = std::dynamic_pointer_cast<LPDDR5DBPhaseEntry>(otherPhase);
if (!other)
return false;
if (dep.passFunction && !dep.passFunction->execute(shared_from_this(), other))
return false;
bool isCmdPool = dep.phaseDep == StringMapper::Identifier::CMD_BUS;
bool thisIsREFP2B = phaseName == StringMapper::Identifier::REFP2B;
bool otherIsREFP2B = dep.phaseDep == StringMapper::Identifier::REFP2B;
bool const skipOnIntraBankAndNoBankDep = {
dep.depType == DependencyType::IntraBank &&
(( // If phase is not REFP2B or both are REFP2B, intra bank dependency must occur in the
// same bank
(!thisIsREFP2B || (thisIsREFP2B && otherIsREFP2B)) && tBank != other->tBank) ||
( // If phase is REFP2B, "intra bank" dependency must occur in the same bank or in the
// offset bank
(thisIsREFP2B && !otherIsREFP2B) &&
(tBank != other->tBank && tBank != (other->tBank - bankOffsetREFP2B))))};
bool const skipOnIntraBankgroupAndDifferentBankgroup = {
dep.depType == DependencyType::IntraBankGroup && tBankgroup != other->tBankgroup};
bool const skipOnIntraRankAndDifferentRanks = {dep.depType == DependencyType::IntraRank &&
tRank != other->tRank};
bool const skipOnInterRankAndSameRank = {dep.depType == DependencyType::InterRank &&
tRank == other->tRank && !isCmdPool};
return !(skipOnIntraBankAndNoBankDep || skipOnIntraBankgroupAndDifferentBankgroup ||
skipOnIntraRankAndDifferentRanks || skipOnInterRankAndSameRank);
}